public static int Main(string[] args)
{
if (args.Length < 1)
{
Console.WriteLine("Error: This application requires a command line argument");
return(1);
}
if (!Unicorn.ConnectionType.TryParse(args[0], out connectionType))
{
Console.WriteLine("Error: command line argument for connection type must either be 0 for server and 1 for client mode");
return(1);
}
Console.WriteLine("ACCESS4U UnicornDVC console test application");
Unicorn.D_Connected _Connected = new Unicorn.D_Connected(Connected);
Unicorn.D_Disconnected _Disconnected = new Unicorn.D_Disconnected(Disconnected);
Unicorn.D_Terminated _Terminated = new Unicorn.D_Terminated(Terminated);
Unicorn.D_OnNewChannelConnection _OnNewChannelConnection = new Unicorn.D_OnNewChannelConnection(OnNewChannelConnection);
Unicorn.D_OnDataReceived _OnDataReceived = new Unicorn.D_OnDataReceived(OnDataReceived);
Unicorn.D_OnReadError _OnReadError = new Unicorn.D_OnReadError(OnReadError);
Unicorn.D_OnClose _OnClose = new Unicorn.D_OnClose(OnClose);
Unicorn.SetCallbacks(connectionType, Connected, Disconnected, Terminated, OnNewChannelConnection, OnDataReceived, OnReadError, OnClose);
Console.WriteLine("First, try to initialize the library in {0} mode", connectionType);
int res = Unicorn.Initialize(connectionType);
if (res != 0)
{
Console.WriteLine("Initialize failed with status code {0}", res);
return(res);
}
Console.WriteLine("Initialize succeeded, now trying to open the virtual channel.");
for (byte i = 0; i < 10; i++)
{
Console.WriteLine("Attempt {0}", i + 1);
res = Unicorn.Open(connectionType);
if (res != 0)
{
if (i == 9)
{
Console.WriteLine("Open definitely failed with status code {0}", res);
return(res);
}
Console.WriteLine("Open failed with status code {0}", res);
Thread.Sleep(2500);
continue;
}
Console.WriteLine("Open succeeded");
break;
}
if (!opened)
{
Console.WriteLine("We must wait for the OnNewChannelConnection callback to be called");
for (byte i = 0; i < 10; i++)
{
if (i == 9)
{
Console.WriteLine("OnNewChannelConnection call took too long");
return(1);
}
Console.WriteLine("Waiting for OnNewChannelConnection call {0}/10", i + 1);
Thread.Sleep(1000);
if (opened)
{
break;
}
}
}
Console.WriteLine("Sending and receiving pieces of data asynchronously");
string[] strings =
{
"(Do!) doe, a deer, a female deer",
"(Re!) ray, a drop of golden sun",
"(Mi!) me, a name I call myself",
"(Fa!) far, a long, long way to run",
"(So!) sew, a needle pulling thread",
"(La!) la, a note to follow so",
"(Ti!) tea, a drink with jam and bread",
"That will bring us back to do oh oh oh"
};
for (byte i = 0; i < strings.Length; i++)
{
Console.WriteLine("Writing '{0}'", strings[i]);
byte[] buffer = Encoding.Unicode.GetBytes(strings[i]);
res = Unicorn.Write(connectionType, buffer.Length, buffer);
if (res != 0)
{
Console.WriteLine("Writing {0} failed with status code {1}", strings[i], res);
return(1);
}
}
while (received < strings.Length && opened)
{
Console.WriteLine("Waiting for data, {0} chunks received", received);
Thread.Sleep(4000);
}
Console.WriteLine("We are ready.");
if (connectionType == Unicorn.ConnectionType.client) // Client
{
for (byte i = 0; i < 10; i++)
{
if (!opened || i == 9)
{
break;
}
Console.WriteLine("Waiting for the channel to be closed from the server...");
Thread.Sleep(4000);
}
}
if (opened)
{
Console.WriteLine("closing channel...");
res = Unicorn.Close(connectionType);
if (res != 0)
{
Console.WriteLine("Close failed with status code {0}", res);
}
}
Console.WriteLine("Terminating library...");
res = Unicorn.Terminate(connectionType);
if (res != 0)
{
Console.WriteLine("Terminate failed with status code {0}", res);
return(res);
}
Console.WriteLine("All done, have a nice day!");
return(0);
}
